I'm sure you illegally download music all the time, so it wouldn't hurt to pay the same price for once legally while also forcing XBox to give money to labels and the artists for the work.
The Fame by Lady Gaga
Good Girl Gone Bad: Reloaded by Rihanna
Lights by Ellie Goulding
808s and Heartbreak by Kanye West
Post by Bjork
Up! by Shania Twain